3656036 has 12 divisors (see below), whose sum is σ = 6534528. Its totient is φ = 1789032.

The previous prime is 3656033. The next prime is 3656039. The reversal of 3656036 is 6306563.

It is an interprime number because it is at equal distance from previous prime (3656033) and next prime (3656039).

It is not an unprimeable number, because it can be changed into a prime (3656033) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9536 + ... + 9911.

It is an arithmetic number, because the mean of its divisors is an integer number (544544).

Almost surely, 2^3656036 is an apocalyptic number.

It is an amenable number.

3656036 is a deficient number, since it is larger than the sum of its proper divisors (2878492).

3656036 is a wasteful number, since it uses less digits than its factorization.

3656036 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19498 (or 19496 counting only the distinct ones).

The product of its (nonzero) digits is 9720, while the sum is 29.

The square root of 3656036 is about 1912.0763583079. The cubic root of 3656036 is about 154.0529980068.

The spelling of 3656036 in words is "three million, six hundred fifty-six thousand, thirty-six".